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根据配电网对电参数采集和传输的需求,设计了一种基于STM32和Modbus协议的对电力参数进行数据采集、处理和传输的实用性较高的电参数采集系统。介绍了STM32、RS485通讯及Modbus协议,并给出了采集系统的工作原理、软硬件设计和功能实现方法。系统主要是为了提高电参数采集系统的实时性和可靠性,为配电系统电参数的实时采集与传输提供了一种实用的联网技术方案。确实增加了数据采集系统的实时性与稳定性,对目前电参数采集系统的发展起到了推动和促进作用。
According to the requirements of the distribution network for the acquisition and transmission of electrical parameters, a practical electrical parameter acquisition system based on STM32 and Modbus protocol is proposed to collect, process and transmit the electrical parameters. Introduces the STM32, RS485 communication and Modbus protocol, and gives the working principle of the acquisition system, hardware and software design and function implementation. The system is mainly to improve the real-time and reliability of the electrical parameter acquisition system and provide a practical networking technology solution for real-time acquisition and transmission of electrical parameters of the distribution system. Does increase the real-time data acquisition system and stability, the development of the current electrical parameters acquisition system has played a catalytic and promoting role.